rust: Streamline and cleanup verbosity handling

Create one implementation for the verbose option to be used by all
tools. While at it, add a quiet option to decrease the verbosity.

Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>

rust/pvapconfig/src/main.rs

@@ -58,7 +58,7 @@ macro_rules! on_error_print_and_exit {
 fn main() -> ExitCode {
     // handle version option
     if cli::ARGS.version {
-        print_version!(0, "2023");
+        print_version!("2023");
         return ExitCode::SUCCESS;
     }